Moesa District, often referred to as Moesano, is a former administrative district in the canton of Graubünden, Switzerland. It had an official language of Italian, a population of 8,125 in 2015, and an area of 473.74 km2 (182.91 sq mi), corresponding to the Mesolcina valley along the eponymous Moesa River.
On 1 January 2015 the former municipalities of Arvigo, Braggio, Selma and Cauco merged to form the new municipality of Calanca.[1]
The Moesa District was replaced with the Moesa Region on 1 January 2017 as part of a reorganization of the canton.[2]
It consisted of three Kreise (circles) and fourteen municipalities:
The official language of Moesa is Italian, traditionally the Western Lombard dialect spoken by the native population.
46°14′N 9°07′E / 46.233°N 9.117°E / 46.233; 9.117